Environmental Our People

Related News

01/22/10 EPA Takes Tougher Approach to Water Quality Management, Environmental Law360

Ron Tenpas discusses the possibility for increased enforcement of the Clean Water Act by the Environmental Protection Agency, stating that the Agency has decided to turn to these measures because water quality in the U.S. is still not up to par.

09/23/09 Morgan Lewis Partner Joins Wharton Energy Network in Discussion of Carbon Emissions

Morgan Lewis partner Ronald N. Tenpas, the former Assistant Attorney General for the Environmental and Natural Resources Division at the U.S. Department of Justice, will meet this evening with the Wharton Energy Network to discuss carbon emissions.

07/09/09 Supreme Court Restores EPA Deference But Stops Short of Broad Rule, Inside EPA's Clean Air Report, Vol. 20, No. 14

Ron Tenpas comments in a discussion of recent U.S. Supreme Court rulings involving EPA positions on key environmental cases.

View all news

Agencies and Statutes

We provide full-service regulatory, litigation—civil and criminal, transactional, and insurance recovery representation in environmental matters arising from federal and state statutory requirements, agency regulatory programs, and common law. Our attorneys work with all major environmental agencies and statutes, including:

Clean Air Act
Clean Water Act
Coastal Zone Management Act
Community Right-to-Know Act
Comprehensive Environmental Response, Compensation, and Liability Act (Superfund)
Emergency Planning and Community Right-to-Know Act
Endangered Species Act
Federal Insecticide, Fungicide, and Rodenticide Act
Lacey Act
National Environmental Policy Act
Oil Pollution Act
Resource Conservation and Recovery Act
Safe Drinking Water Act
Toxic Substances Control Act

California Environmental Quality Act
California Global Warming Solutions Act
California Proposition 65
New Jersey Industrial Site Recovery Act

National Transportation Safety Board
U.S. Army Corps of Engineers
U.S. Chemical Safety Board
U.S. Coast Guard
U.S. Department of the Interior (including U.S. Fish and Wildlife Service)
U.S. Department of Labor (including Occupational Safety and Health Administration)
U.S. Department of Justice (including Environment Division, U.S. Attorneys offices, FBI)
U.S. Environmental Protection Agency

California Environmental Protection Agency
New Jersey Department of Environmental Protection
Pennsylvania Department of Environmental Protection
Texas Commission on Environmental Quality

Areas of Experience

Related Practices

Climate Change

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	Kelly W. Adams Associate Phone: 713.890.5706 kwadams@morganlewis.com	Houston Litigation
	Lauren F. Barker Associate Phone: 713.890.5138 lauren.barker@morganlewis.com	Houston Litigation
	Daniel E. Chefitz Partner Phone: 202.739.5760 dchefitz@morganlewis.com	Washington, D.C. Litigation
	John C. Dodds Partner Phone: 215.963.4942 jdodds@morganlewis.com	Philadelphia Litigation
	Joseph Duffy Partner Phone: 213.612.7378 jduffy@morganlewis.com	Los Angeles Litigation
	Richard W. Esterkin Of Counsel Phone: 213.612.1163 resterkin@morganlewis.com	Los Angeles Litigation
	Christine R. Friar Associate Phone: 213.612.2508 cfriar@morganlewis.com	Los Angeles Litigation
	Bernard J. Garbutt III Partner Phone: 212.309.6084 bgarbutt@morganlewis.com	New York Litigation
	John D. Gordan, III Partner Phone: 212.309.6905 jgordan@morganlewis.com	New York Litigation
	Gayle G. Gowen Associate Phone: 215.963.5435 ggowen@morganlewis.com	Philadelphia Litigation
	James W. Harbison, Jr. Counsel Phone: 212.309.6090 jharbison@morganlewis.com	New York Litigation
	Brettny E. Hardy Associate Phone: 212.309.6706 bhardy@morganlewis.com	New York Litigation
	Laura P. Hoffman Associate Phone: 713.890.5132 laura.hoffman@morganlewis.com	Houston Litigation
	Todd S. Holbrook Partner Phone: 617.341.7888 tholbrook@morganlewis.com	Boston Litigation
	Beth L. Hughes Associate Phone: 713.890.5116 beth.hughes@morganlewis.com	Houston Litigation
	Nagwa Hultquist Of Counsel Phone: 202.739.5541 nhultquist@morganlewis.com	Washington, D.C. Litigation
	Jeffrey N. Hurwitz Of Counsel Phone: 215.963.5700 jhurwitz@morganlewis.com	Philadelphia Litigation
	Jennifer M. Kennedy Associate Phone: 213.612.7225 jennifer.kennedy@morganlewis.com	Los Angeles Litigation
	David M. Kerr Associate Phone: 202.739.5227 dkerr@morganlewis.com	Washington, D.C. Litigation
	Albert C. Lambert Associate Phone: 202.739.5601 alambert@morganlewis.com	Washington, D.C. Litigation
	William H. Lewis, Jr. Senior Counsel Phone: 202.739.5145 wlewis@morganlewis.com	Washington, D.C. Litigation
	Jessica L. Lipson Associate Phone: 212.309.6073 jlipson@morganlewis.com	New York Business & Finance
	David W. Marston Jr. Partner Phone: 215.963.5937 dmarston@morganlewis.com	Philadelphia Litigation, Intellectual Property
	John J. McAleese, III Partner Phone: 215.963.5094 jmcaleese@morganlewis.com	Philadelphia Litigation
	Christopher J. McAuliffe Senior Counsel Phone: 609.919.6619 cmcauliffe@morganlewis.com	Princeton Energy
	Noelle B. McCall Associate Phone: 213.612.7309 nmccall@morganlewis.com	Los Angeles Litigation
	V. Thomas Meador, III Partner Phone: 213.612.2510 tmeador@morganlewis.com	Los Angeles Litigation
	Deanne L. Miller Partner Phone: 213.612.2536 dlmiller@morganlewis.com	Los Angeles Litigation
	Joy E. Palazzo Associate Phone: 713.890.5157 jpalazzo@morganlewis.com	Houston Litigation
	Dawn S. Pittman Partner Phone: 415.442.1225 dpittman@morganlewis.com	San Francisco Litigation
	Alex S. Polonsky Partner Phone: 202.739.5830 apolonsky@morganlewis.com	Washington, D.C. Energy
	Brian M. Privor Associate Phone: 202.739.5283 bprivor@morganlewis.com	Washington, D.C. Litigation
	William S. Pufko Associate Phone: 215.963.5519 wpufko@morganlewis.com	Philadelphia Litigation
	Anthony C. Roth Partner Phone: 202.739.5188 aroth@morganlewis.com	Washington, D.C. Litigation, Intellectual Property
	Kenneth A. Rubin Partner Phone: 202.739.5140 krubin@morganlewis.com	Washington, D.C. Litigation
	David L. Schrader Partner Phone: 213.612.7370 dschrader@morganlewis.com	Los Angeles Litigation
	Denise Scofield Partner Phone: 713.890.5105 dscofield@morganlewis.com	Houston Litigation
	Emily K. Shields Associate Phone: 713.890.5119 emily.shields@morganlewis.com	Houston Litigation
	Matthew J. Siembieda Partner Phone: 215.963.4854 msiembieda@morganlewis.com	Philadelphia Litigation
	Mark A. Srere Partner Phone: 202.739.5049 msrere@morganlewis.com	Washington, D.C. Litigation
	Michael W. Steinberg Senior Counsel Phone: 202.739.5141 msteinberg@morganlewis.com	Washington, D.C. Environmental
	Glen R. Stuart Partner Phone: 215.963.5883 gstuart@morganlewis.com	Philadelphia Litigation
	Amy J. Talarico Associate Phone: 415.442.1227 atalarico@morganlewis.com	San Francisco Litigation
	Ronald J. Tenpas Partner Phone: 202.739.5435 rtenpas@morganlewis.com	Washington, D.C. Litigation
	Dennis J. Valenza Of Counsel Phone: 215.963.5644 dvalenza@morganlewis.com	Philadelphia Litigation
	Catherine G. Vasudevan Associate Phone: 215.963.5952 cvasudevan@morganlewis.com	Philadelphia Energy
	Judith A. Walkoff Partner Phone: 212.309.6352 jwalkoff@morganlewis.com	New York Business & Finance
	Victoria L. Wesner Associate Phone: 215.963.5206 vwesner@morganlewis.com	Philadelphia Litigation
	Michael J. Wilson Associate Phone: 202.739.5754 mwilson@morganlewis.com	Washington, D.C. Litigation
	Maxine M. Woelfling Of Counsel Phone: 717.237.5065 mwoelfling@morganlewis.com	Harrisburg Litigation